老师好,遇到个问题,请教一下,用cat2.0
环境是 jdk1.8 tomcat1.7 cat打包正常,tomcat启动正常,但是访问cat客户端网页报错:HTTP Status 500 - Error occured when handling uri: /cat/r/
[12-03 14:39:45.351] [INFO] [JdbcDataSource] Connecting to JDBC data source(cat) with properties(driver=er=com.mysql.jdbc.Driver, ur, url=jdbc:mysql://://172.22.200.75:3306/cat?useUnicode=true&characterEncoding=UTF-8&autoReconnect=true&socketTimeout=120000, use user=root) ...
[12-03 14:39:45.773] [ERROR] [MessageDecoder] Error when consuming message in in com.dianping.cat.analysis.RealtimeConsuonsumer@374d1739! tree: PT1 cat at 172.22.200.127 172 27 172.22.200.127 cat cat 69 cat-StatusUpdateTask cat-ac16c87f-428838-20121 null null null
t2018-12-03 14:39:45.662 System Reboot
E2018-12-03 14:39:45.662 Reboot ot 172.22.200.127 0 0
T2018-12-03 14:39:45.662 System Reboot 0 60us
java.lang.NullPointerExerException
at at com.dianping.cat.analysis.RealtimeConsumer.consume(Rea(me(RealtimeConsumer.java:48)
a)
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作者回复: 你mysql用哪个版本?官建议不要用5.7以上版本。另外可试下最新3.0版本CAT,根据官方布署文档做。